312340324343 has 2 divisors, whose sum is σ = 312340324344. Its totient is φ = 312340324342.

The previous prime is 312340324321. The next prime is 312340324349. The reversal of 312340324343 is 343423043213.

It is a strong prime.

It is an emirp because it is prime and its reverse (343423043213) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 312340324343 - 2¹⁰ = 312340323319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312340324349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156170162171 + 156170162172.

It is an arithmetic number, because the mean of its divisors is an integer number (156170162172).

Almost surely, 2^312340324343 is an apocalyptic number.

312340324343 is a deficient number, since it is larger than the sum of its proper divisors (1).

312340324343 is an equidigital number, since it uses as much as digits as its factorization.

312340324343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 312340324343 its reverse (343423043213), we get a palindrome (655763367556).

The spelling of 312340324343 in words is "three hundred twelve billion, three hundred forty million, three hundred twenty-four thousand, three hundred forty-three".